Wall lamp



FIG. 1 is a perspective view of a “wall lamp” showing the design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines (where present) in all FIGS. show portions of the wall lamp that illustrates environment that forms no part of the claimed design. 

CLAIM The ornamental design for a “wall lamp”, as shown and described. 